<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="规格名称" prop="name">
        <el-input
          v-model="queryParams.name"
          placeholder="请输入规格名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="规格状态" prop="status">
        <el-select v-model="queryParams.status" placeholder="请选择规格状态" clearable>
          <el-option
            v-for="dict in dict.type.sys_normal_disable"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['product:rule:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['product:rule:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['product:rule:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['product:rule:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="ruleList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="ID" align="center" prop="id" />
      <el-table-column label="规格名称" align="center" prop="name" />
      <el-table-column label="规格类型" align="center" prop="ruleAttr" >
        <template slot-scope="scope">
          <div v-for="ruleType in scope.row.ruleTypes">
            {{ruleType}}
          </div>
        </template>
      </el-table-column>
      <el-table-column label="规格详情" align="center" prop="ruleAttr" >
        <template slot-scope="scope">
          <div v-for="ruleAttr in scope.row.ruleAttrs">
            {{ruleAttr}}
          </div>
        </template>
      </el-table-column>
      <el-table-column label="规格状态" align="center" prop="status">
        <template slot-scope="scope">
          <dict-tag :options="dict.type.sys_normal_disable" :value="scope.row.status"/>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['product:rule:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['product:rule:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改商品规格对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="80%" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="120px">
        <el-form-item label="规格名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入规格名称" />
        </el-form-item>
        <el-form-item label="规格详情">
          <div>
            <div v-for="(formRule, formRuleIndex) in formRuleList" style="border-bottom: #a6a5a5 solid 1px">
              <div>
                <el-tag
                  :key="formRule.ruleType"
                  closable
                  :disable-transitions="false"
                  @close="removeRule(formRuleIndex)">
                  {{formRule.ruleType}}
                </el-tag>
              </div>
              <div style="margin: 0 0 5px 0;">
                <el-tag
                  :key="ruleAttr"
                  v-for="(ruleAttr, ruleAttrIndex) in formRule.ruleAttrList"
                  closable
                  :disable-transitions="false"
                  @close="removeRuleAttr(formRuleIndex, ruleAttrIndex)">
                  {{ruleAttr}}
                </el-tag>
                <el-input
                  class="input-new-tag"
                  v-if="formRule.status"
                  v-model="formRuleValue"
                  ref="saveTagInput"
                  size="small"
                  @blur="addFormRuleAttr(formRule)"
                >
                </el-input>
                <el-button v-else class="button-new-tag" size="small" @click="formRule.status = true">添加</el-button>
              </div>
            </div>

            <div style="margin: 10px 0 0 0px;">
              <el-button v-if="!formRuleStatus" @click="formRuleStatus = true">添加规格</el-button>
              <el-form v-if="formRuleStatus" :inline="true" :model="formRule" class="demo-form-inline">
                <el-form-item label="规格">
                  <el-input v-model="formRule.ruleType" placeholder="规格"></el-input>
                </el-form-item>
                <el-form-item label="属性">
                  <el-input v-model="formRule.ruleAttr" placeholder="属性"></el-input>
                </el-form-item>
                <el-form-item>
                  <el-button type="primary" @click="addFormRule">添加规格</el-button>
                </el-form-item>
              </el-form>
            </div>
          </div>
        </el-form-item>
        <el-form-item label="规格状态">
          <el-radio-group v-model="form.status">
            <el-radio
              v-for="dict in dict.type.sys_normal_disable"
              :key="dict.value"
              :label="dict.value"
            >{{dict.label}}</el-radio>
          </el-radio-group>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listRule, getRule, delRule, addRule, updateRule } from "@/api/product/rule";

export default {
  name: "Rule",
  dicts: ['sys_normal_disable'],
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 商品规格表格数据
      ruleList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        name: null,
        ruleAttr: null,
        status: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        name: [
          { required: true, message: "规格名称不能为空", trigger: "blur" }
        ],
        ruleAttr: [
          { required: true, message: "规格详情不能为空", trigger: "blur" }
        ],
        status: [
          { required: true, message: "规格状态不能为空", trigger: "blur" }
        ],
        createBy: [
          { required: true, message: "创建人不能为空", trigger: "blur" }
        ],
        createTime: [
          { required: true, message: "创建时间不能为空", trigger: "blur" }
        ],
      },
      // 对象 对象英文 数组、集合 s/list
      formRuleList: [
        /*{
          "ruleType":"内存",
          "ruleAttrList":["8G","12G","16G"],
          "status": false
        },
        {
          "ruleType":"储存",
          "ruleAttrList":["128G","256G","512G"],
          "status": false
        }*/
      ],
      // guige
      formRule: {
        "ruleType": "",
        "ruleAttr": ""
      },
      // 规格添加是否隐藏
      formRuleStatus: false,
      formRuleValue: ''
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /**
     * 删除规格
     * @param formRuleIndex 规格下标
     */
    removeRule(formRuleIndex){
      this.formRuleList.splice(formRuleIndex,1);
    },
    /**
     * 删除规格属性
     * @param formRuleIndex 规格下标
     * @param ruleAttrIndex 属性下标
     */
    removeRuleAttr(formRuleIndex, ruleAttrIndex){
      if (this.formRuleList[formRuleIndex].ruleAttrList.length == 1){
        this.removeRule(formRuleIndex);
      }else {
        this.formRuleList[formRuleIndex].ruleAttrList.splice(ruleAttrIndex,1)
      }
    },
    /**
     * 添加规格
     */
    addFormRule(){
      if (this.formRule.ruleType == null || this.formRule.ruleType.length == 0
      || this.formRule.ruleAttr == null || this.formRule.ruleAttr.length == 0){
        this.$notify({
          title: '警告',
          message: '规格添加规格属性和规格类型不可以为空',
          type: 'warning'
        });
        return
      }
      var isFormRule = null
      this.formRuleList.forEach(formRule => {
        if (formRule.ruleType == this.formRule.ruleType){
          isFormRule = formRule;
        }
      })
      if (isFormRule == null){
        // 没有
        this.formRuleList.push({
          "ruleType":this.formRule.ruleType,
          "ruleAttrList":[this.formRule.ruleAttr],
          "status": false
        })
      }else {
        // 有
        if (isFormRule.ruleAttrList.indexOf(this.formRule.ruleAttr) > -1){
          this.$notify({
            title: '警告',
            message: '规格添加规格属性和规格类型不可以重复',
            type: 'warning'
          });
          return
        }else {
          isFormRule.ruleAttrList.push(this.formRule.ruleAttr)
        }
      }
      this.formRule = {
        "ruleType": "",
        "ruleAttr": ""
      }
      this.formRuleStatus = false
    },
    /**
     * 添加规格属性
     */
    addFormRuleAttr(formRule){
      if (this.formRuleValue == null || this.formRuleValue.length == 0){
        this.$notify({
          title: '警告',
          message: '规格添加规格属性不可以为空',
          type: 'warning'
        });
        return;
      }
      if (formRule.ruleAttrList.indexOf(this.formRuleValue) > -1){
        this.$notify({
          title: '警告',
          message: '规格添加规格属性不可以重复',
          type: 'warning'
        });
        return
      }
      formRule.ruleAttrList.push(this.formRuleValue)
      this.formRuleValue = ''
      formRule.status = false
    },
    /** 查询商品规格列表 */
    getList() {
      this.loading = true;
      listRule(this.queryParams).then(response => {
        response.rows.forEach(row => {
          const rowJsonArray = JSON.parse(row.ruleAttr);
          var ruleTypes = [];
          var ruleAttrs = [];
          rowJsonArray.forEach(({ruleType,ruleAttrList}) => {
            ruleTypes.push(ruleType)
            ruleAttrs.push(ruleAttrList.toString())
          })
          row["ruleTypes"] = ruleTypes;
          row["ruleAttrs"] = ruleAttrs;
        })
        this.ruleList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        name: null,
        ruleAttr: null,
        status: "0",
        revision: null,
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null
      };
      this.resetForm("form");
      this.formRuleList = []
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加商品规格";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getRule(id).then(response => {
        this.form = response.data;
        this.formRuleList = JSON.parse(this.form.ruleAttr)
        this.open = true;
        this.title = "修改商品规格";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          this.form.ruleAttr = JSON.stringify(this.formRuleList)
          this.form.ruleList = this.formRuleList
          if (this.form.id != null) {
            updateRule(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addRule(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除商品规格编号为"' + ids + '"的数据项？').then(function() {
        return delRule(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('product/rule/export', {
        ...this.queryParams
      }, `rule_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>

<style>
.el-tag + .el-tag {
  margin-left: 10px;
}
.button-new-tag {
  margin-left: 10px;
  height: 32px;
  line-height: 30px;
  padding-top: 0;
  padding-bottom: 0;
}
.input-new-tag {
  width: 90px;
  margin-left: 10px;
  vertical-align: bottom;
}
</style>
